Home / 5,141.82-7,719.08-3,381.31

Finding the Fourth Proportional to 5,141.82, 7,719.08 and 3,381.31

Calculator

Solution

The fourth proportional to 5,141.82, 7,719.08 and 3,381.31 is: 5,076.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.82 : 7,719.08 = 3,381.31 : x
  2. Step 2: Convert to fraction form
    5,141.82/7,719.08 = 3,381.31/x
  3. Step 3: Cross multiply
    5,141.82x = 7,719.08 × 3,381.31
  4. Step 4: Simplify right side
    5,141.82x = 26,100,602.39
  5. Step 5: Solve for x
    x = 26,100,602.39/5,141.82
  6. Step 6: Final answer
    x = 5,076.14

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.